E024 High

Vokera E024 Fault Code

The Vokera E024 fault code means: the boiler has detected a problem with the flame sensor that keeps the gas burner running safely, causing the system to shut down.. It appears on 5 Vokera models in our database.

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description: Iono alarm
Typical repair cost £120-280 (including labour)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Vokera models that show the E024 fault code

Click a model for the full fault code list and model-specific repair notes.

Source

Vokera E024 fault code information on this page is sourced and cross-checked against the official Vokera service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026